<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>01 hello word</title>
    <script src="../js/vue.min.js"></script>
</head>
<body>
<div id="app">
    {{msg}}
</div>
<script>
    let vm = new Vue({
        el: "#app",
        data() {
            return {
                msg: 'hello world'
            }
        }
    })
</script>
</body>
</html>